The price difference between these two methods is about 2$. For high value products, we have selected HK registered airmail. For low value products, we have selected HK airmail so as to save shipping cost.We have stated clear about the shipping method on product page.

The delivery via HK post is about 8-16 business days normally.

Please kindly note that we do free shipping only when a single package is within 2KG.If you do need more quantities,please go to Wholesale Zone.